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A Modified Intrascleral Intraocular Lens Fixation Technique Using 27-Gauge Blunted Needles with Fewer Intraocular
Kazuya Morino1, Yuto Iida1, Masayuki Akimoto1
1Ophthalmology, Osaka Red Cross Hospital, 5-30 Fudegasaki-cho, Tennoji-ku, Osaka 543-8555, Japan.
Journal of Ophthalmology
|November 30, 2021
Summary
A novel technique simplifies intraocular lens (IOL) fixation within the scleral tunnel, reducing intraocular manipulations. This method shows promising results with no iris capture or repositioning needed, offering a simpler approach for IOL implantation.
Area of Science:
- Ophthalmology
- Surgical Techniques
- Medical Devices
Background:
- Intraocular lens (IOL) fixation is a critical step in cataract surgery.
- Existing methods can involve complex intraocular manipulations.
- Minimizing intraocular steps is desirable for patient outcomes and surgical efficiency.
Purpose of the Study:
- To introduce and evaluate a new, simplified method for IOL fixation in the scleral tunnel.
- To assess the safety and efficacy of this technique with minimal intraocular manipulations.
Main Methods:
- Development of a new technique using 27G blunted needles and a 30G needle for IOL haptic insertion.
- Preparation of half-depth scleral flaps and vertically angled sclerotomies.
- Retrospective review of patient outcomes with at least 3 months' follow-up.
Main Results:
- The new technique demonstrated no instances of iris capture or IOL repositioning.
- Induced astigmatism was comparable to other established IOL fixation methods.
- The procedure requires no specialized equipment and can be performed in any standard operating room.
Conclusions:
- This novel technique offers a simplified and effective approach to scleral tunnel IOL fixation.
- The method reduces intraocular manipulations, potentially improving surgical safety and efficiency.
- It presents a viable alternative for IOL implantation, suitable for general surgical settings.
